RATINGS AND CHARACTERISTIC CURVES HER201 THRU HER208
FIG.1-TEST CIRCUIT DIAGRAM AND REVERSE
RECOVERY TIME CHARACTERISTIC
50W
NON INDUCTIVE
10W
NON INDUCTIVE
FIG.2-TYPICAL FORWARD CURRENT
DERATING CURVE
Trr
+0.5A
(+)
25Vdc
(APPROX)
(
)
D.U.T.
PULSE
GENERATOR
(NOTE2)
OSCILLOSCOPE
(NOTE1)
0
-0.25A
AVERAGE FORWARD CURRENT(A)
2.0
1.0
1W
NON IN-
DUCTIVE
NOTES : 1.Rise Time=7ns max. input impedance=1
megohm 22pF
2.Rise Time=10ns max. source impedance
= 50 ohms
-1.0A
1cm
SINGLE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
0.375"(9.5mm) LEAD LENGTH
0
0
25
50
75
100
125
150
175
AMBIENT TEMPERATURE (
℃)
SET TIME BASE FOR 10/20 ns/cm
FIG.3-TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
INSTANTANEOUS FORWARD CURRENT(AMPERES)
10
FIG.4-TYPICAL REVERSE CHARACTERISTICS
100
50\100\200\300\400V
INSTANTANEOUS REVERSE CURRENT ,(mA)
1
10
T
J
=150℃
T
J
=100℃
1.0
T
J
=25℃
0.1
600\800\1000V
0.1
0.01
T
J
=25℃
PULSE WIDTH=300
m
S
1% DUTY CYCLE
0.01
0
20
40
60
80
100
120
140
1.8
0.001
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
INSTANTANEOUS FORWARD VOLTAGE (VOLTS)
FIG.5-MAXIMUM NON-REPETITIVE
FORWARD SURGE CURRENT
60
FIG6-TYPICAL JUNCTION CAPACITANCE
200
100
JUNCTION CAPACITANCE(pF)
PEAK FORWARD SURGE
CURRENT(AMPERES)
50
40
30
20
10
0
1
8.3m SINGLE HALF SINE WAVE
(JEDEC Method)
60
40
20
10
6
4
T
J
=25℃
HER206-HER208
HER201-HER205
2
1
0.1
5
10
NUMBER OF CYCLES AT 60Hz
50
100
0.2
0.4
1
2
4
10
20
40
100
REVERSE VOLTAGE. (V)
DAESAN [ DAESAN ELECTRONICS CORP. ]
